144647521743443 has 2 divisors, whose sum is σ = 144647521743444. Its totient is φ = 144647521743442.

The previous prime is 144647521743377. The next prime is 144647521743449. The reversal of 144647521743443 is 344347125746441.

It is a strong prime.

It is an emirp because it is prime and its reverse (344347125746441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144647521743443 - 2⁴⁰ = 143548010115667 is a prime.

It is not a weakly prime, because it can be changed into another prime (144647521743449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72323760871721 + 72323760871722.

It is an arithmetic number, because the mean of its divisors is an integer number (72323760871722).

Almost surely, 2^{144647521743443} is an apocalyptic number.

144647521743443 is a deficient number, since it is larger than the sum of its proper divisors (1).

144647521743443 is an equidigital number, since it uses as much as digits as its factorization.

144647521743443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108380160, while the sum is 59.

The spelling of 144647521743443 in words is "one hundred forty-four trillion, six hundred forty-seven billion, five hundred twenty-one million, seven hundred forty-three thousand, four hundred forty-three".